4819780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 11692800

約数和(自身を除く): 6873020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 199, 346, 398, 692, 796, 865, 995, 1211, 1393, 1730, 1990, 2422, 2786, 3460, 3980, 4844, 5572, 6055, 6965, 12110, 13930, 24220, 27860, 34427, 68854, 137708, 172135, 240989, 344270, 481978, 688540, 963956, 1204945, 2409890, 4819780]

約数ペア:

[(1, 4819780), (2, 2409890), (4, 1204945), (5, 963956), (7, 688540), (10, 481978), (14, 344270), (20, 240989), (28, 172135), (35, 137708), (70, 68854), (140, 34427), (173, 27860), (199, 24220), (346, 13930), (398, 12110), (692, 6965), (796, 6055), (865, 5572), (995, 4844), (1211, 3980), (1393, 3460), (1730, 2786), (1990, 2422)]